YOUR GROWING BABY Pregnancy: Week By Week

YOUR GROWING BABY
Pregnancy:
Week By Week
Period in
the Ovum
Weeks 1-4:
By around week 3 -before many women even
know they are pregnant - your baby’s brain
& spinal chord are quickly starting to develop
and will continue to form throughout your entire
pregnancy. By the end of this period your baby is
about the size of a grain of rice.
1-2
Period of the Embryo (in weeks)
3
4
5
Period of
dividing
zygote,
implantation
& bilaminar
embryo
6
Period of the Fetus (in weeks)
7
8
12
16
20-36
38
body part or feature that is growing or developing
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oxygen for healthy growth
Central Nervous System (CNS)
Heart
If it is hard for you to stop using, talk to your care
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Weeks 5-8:
Arms
Eyes
Legs
Your baby’s heart is now beginning to beat lightly.
Her eyes, mouth and ears start to form and her
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month your baby will be about the size of a penny.
Teeth
Palate
External Genitalia
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begin to work well
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increase in complexity
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Ears
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During these critical periods there are great advantages to avoiding alcohol, tobacco and other harmful
substances so that your baby can develop in the best possible way. Because the brain is growing and
increasing capacity throughout the entire pregnancy, there is no safe time to drink wine, beer or liquor.
Sponsored by:
Weeks 9-16:
During the 3rd and 4th months your baby’s body
starts to grow very rapidly, catching up with her
head and brain. Hair and teeth start to form and
her sex organs will complete their development.
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Your baby’s brain continues to develop
throughout your entire pregnancy. That is why
your prenatal care provider:
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liquor during the 3rd/4th months of
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advises there is...
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and organize her eating and breathing
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can move normally
Pregnancy:
Week By Week
Weeks 17-40:
The last half of pregnancy is all about the
brain growing, becoming more complex and
‘hooking up’ to parts of the body like the ears
and hands. Your baby’s hands will be complete
early on, but the nerve connections won’t be
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inside your uterus soon becomes baby’s prime
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Your
Growing
Baby
of alcohol, tobacco or other harmful
substances during pregnancy.
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for managing her breathing and senses
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Way to go mom! Almost there!
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Stopping at anytime during pregnancy reduces
the chances of harm and damage to your baby’s
brain. If you need help to quit, please talk to your
healthcare provider, counselor or dial
1-800-660-3313 for resources from any phone.
Information sources: Mayo Clinic, Pregnancy Week by
Week. NTI Upstream.
Beginnings of SLO County is a collaborative. Our mission is
to build a local culture that supports women in their efforts to
abstain from alcohol, tobacco or other harmful substances
during pregnancy.
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[email protected]
www.beginningsofslo.org
OR ‘like’ us on facebook.com/beginningsofslo
Supporting healthy pregnancies, free of
alcohol, tobacco or other harmful substances.
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